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Ignore undefined symbols, assuming they come from Python LDSHARED="$LDSHARED -undefined suppress" fi ;; Darwin/*) LDSHARED='$(CC) $(LDFLAGS) -bundle' if test "$enable_framework" ; then # Link against the framework. All externals should be defined. LDSHARED="$LDSHARED "'-framework $(PYTHONFRAMEWORK)' else # No framework, use the Python app as bundle-loader BLDSHARED="$LDSHARED "'-bundle_loader $(BUILDPYTHON)' LDSHARED="$LDSHARED "'-bundle_loader $(BINDIR)/$(PYTHON)' fi ;; Linux*|GNU*) LDSHARED="gcc -shared";; dgux*) LDSHARED="ld -G";; BSD/OS*/4*) LDSHARED="gcc -shared";; OpenBSD*|NetBSD*|FreeBSD*) if [[ "`$CC -dM -E - &1 | grep BFD >/dev/null then LINKFORSHARED="-Xlinker --export-dynamic" fi;; esac;; esac fi AC_MSG_RESULT($LINKFORSHARED) AC_SUBST(CFLAGSFORSHARED) AC_MSG_CHECKING(CFLAGSFORSHARED) if test ! "$LIBRARY" = "$LDLIBRARY" then case $ac_sys_system in CYGWIN*) # Cygwin needs CCSHARED when building extension DLLs # but not when building the interpreter DLL. CFLAGSFORSHARED='';; *) CFLAGSFORSHARED='$(CCSHARED)' esac fi AC_MSG_RESULT($CFLAGSFORSHARED) # checks for libraries AC_CHECK_LIB(dl, dlopen) # Dynamic linking for SunOS/Solaris and SYSV AC_CHECK_LIB(dld, shl_load) # Dynamic linking for HP-UX # checks for system dependent C++ extensions support case "$ac_sys_system" in AIX*) AC_MSG_CHECKING(for genuine AIX C++ extensions support) AC_TRY_LINK([#include "/usr/lpp/xlC/include/load.h"], [loadAndInit("", 0, "")], [AC_DEFINE(AIX_GENUINE_CPLUSPLUS) AC_MSG_RESULT(yes)], [AC_MSG_RESULT(no)]);; *) ;; esac # Most SVR4 platforms (e.g. Solaris) need -lsocket and -lnsl. # However on SGI IRIX, these exist but are broken. # BeOS' sockets are stashed in libnet. case "$ac_sys_system" in IRIX*) ;; *) AC_CHECK_LIB(nsl, t_open, [LIBS="-lnsl $LIBS"]) # SVR4 AC_CHECK_LIB(socket, socket, [LIBS="-lsocket $LIBS"], [], $LIBS) # SVR4 sockets ;; esac case "$ac_sys_system" in BeOS*) AC_CHECK_LIB(net, socket, [LIBS="-lnet $LIBS"], [], $LIBS) # BeOS ;; esac AC_MSG_CHECKING(for --with-libs) AC_ARG_WITH(libs, [ --with-libs='lib1 ...' link against additional libs], [ AC_MSG_RESULT($withval) LIBS="$withval $LIBS" ], AC_MSG_RESULT(no)) # Determine if signalmodule should be used. AC_SUBST(USE_SIGNAL_MODULE) AC_SUBST(SIGNAL_OBJS) AC_MSG_CHECKING(for --with-signal-module) AC_ARG_WITH(signal-module, [ --with-signal-module disable/enable signal module]) if test -z "$with_signal_module" then with_signal_module="yes" fi AC_MSG_RESULT($with_signal_module) if test "${with_signal_module}" = "yes"; then USE_SIGNAL_MODULE="" SIGNAL_OBJS="" else USE_SIGNAL_MODULE="#" SIGNAL_OBJS="Parser/intrcheck.o Python/sigcheck.o" fi # This is used to generate Setup.config AC_SUBST(USE_THREAD_MODULE) USE_THREAD_MODULE="" AC_MSG_CHECKING(for --with-dec-threads) AC_SUBST(LDLAST) AC_ARG_WITH(dec-threads, [ --with-dec-threads use DEC Alpha/OSF1 thread-safe libraries], [ AC_MSG_RESULT($withval) LDLAST=-threads if test "${with_thread+set}" != set; then with_thread="$withval"; fi], AC_MSG_RESULT(no)) AC_MSG_CHECKING(for --with-threads) AC_ARG_WITH(threads, [ --with(out)-threads[=DIRECTORY] disable/enable thread support]) # --with-thread is deprecated, but check for it anyway AC_ARG_WITH(thread, [ --with(out)-thread[=DIRECTORY] deprecated; use --with(out)-threads],[ with_threads=$with_thread]) if test -z "$with_threads" then with_threads="yes" fi AC_MSG_RESULT($with_threads) if test "$with_threads" = "no" then USE_THREAD_MODULE="#" elif test "$ac_cv_pthread_is_default" = yes then AC_DEFINE(WITH_THREAD) # Defining _REENTRANT on system with POSIX threads should not hurt. AC_DEFINE(_REENTRANT) posix_threads=yes LIBOBJS="$LIBOBJS thread.o" elif test "$ac_cv_kpthread" = "yes" then CC="$CC -Kpthread" AC_DEFINE(WITH_THREAD) posix_threads=yes LIBOBJS="$LIBOBJS thread.o" else if test ! -z "$with_threads" -a -d "$with_threads" then LDFLAGS="$LDFLAGS -L$with_threads" fi if test ! -z "$withval" -a -d "$withval" then LDFLAGS="$LDFLAGS -L$withval" fi # According to the POSIX spec, a pthreads implementation must # define _POSIX_THREADS in unistd.h. Some apparently don't (which ones?) AC_MSG_CHECKING(for _POSIX_THREADS in unistd.h) AC_EGREP_CPP(yes, [#include #ifdef _POSIX_THREADS yes #endif ], unistd_defines_pthreads=yes, unistd_defines_pthreads=no) AC_MSG_RESULT($unistd_defines_pthreads) AC_DEFINE(_REENTRANT) AC_CHECK_HEADER(cthreads.h, [AC_DEFINE(WITH_THREAD) AC_DEFINE(C_THREADS) AC_DEFINE(HURD_C_THREADS) LIBS="$LIBS -lthreads" LIBOBJS="$LIBOBJS thread.o"],[ AC_CHECK_HEADER(mach/cthreads.h, [AC_DEFINE(WITH_THREAD) AC_DEFINE(C_THREADS) AC_DEFINE(MACH_C_THREADS) LIBOBJS="$LIBOBJS thread.o"],[ AC_MSG_CHECKING(for --with-pth) AC_ARG_WITH(pth, [ --with-pth use GNU pth threading libraries], [ AC_MSG_RESULT($withval) AC_DEFINE(WITH_THREAD) AC_DEFINE(HAVE_PTH) LIBS="-lpth $LIBS" LIBOBJS="$LIBOBJS thread.o"],[ AC_MSG_RESULT(no) # Just looking for pthread_create in libpthread is not enough: # on HP/UX, pthread.h renames pthread_create to a different symbol name. # So we really have to include pthread.h, and then link. _libs=$LIBS LIBS="$LIBS -lpthread" AC_MSG_CHECKING([for pthread_create in -lpthread]) AC_TRY_LINK([#include void * start_routine (void *arg) { exit (0); }], [ pthread_create (NULL, NULL, start_routine, NULL)], [ AC_MSG_RESULT(yes) AC_DEFINE(WITH_THREAD) posix_threads=yes LIBOBJS="$LIBOBJS thread.o"],[ LIBS=$_libs AC_CHECK_FUNC(pthread_detach, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBOBJS="$LIBOBJS thread.o"],[ AC_CHECK_HEADER(kernel/OS.h, [AC_DEFINE(WITH_THREAD) AC_DEFINE(BEOS_THREADS) LIBOBJS="$LIBOBJS thread.o"],[ AC_CHECK_LIB(pthreads, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lpthreads" LIBOBJS="$LIBOBJS thread.o"], [ AC_CHECK_LIB(c_r, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lc_r" LIBOBJS="$LIBOBJS thread.o"], [ AC_CHECK_LIB(thread, __d6_pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lthread" LIBOBJS="$LIBOBJS thread.o"], [ AC_CHECK_LIB(pthread, __pthread_create_system, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lpthread" LIBOBJS="$LIBOBJS thread.o"], [ AC_CHECK_LIB(cma, pthread_create, [AC_DEFINE(WITH_THREAD) posix_threads=yes LIBS="$LIBS -lcma" LIBOBJS="$LIBOBJS thread.o"],[ USE_THREAD_MODULE="#"]) ])])])])])])])])])]) if test "$posix_threads" = "yes"; then if test "$unistd_defines_pthreads" = "no"; then AC_DEFINE(_POSIX_THREADS) fi AC_MSG_CHECKING(if PTHREAD_SCOPE_SYSTEM is supported) AC_CACHE_VAL(ac_cv_pthread_system_supported, [AC_TRY_RUN([#include void *foo(void *parm) { return NULL; } main() { pthread_attr_t attr; pthread_t id; if (pthread_attr_init(&attr)) exit(-1); if (pthread_attr_setscope(&attr, PTHREAD_SCOPE_SYSTEM)) exit(-1); if (pthread_create(&id, &attr, foo, NULL)) exit(-1); exit(0); }], ac_cv_pthread_system_supported=yes, ac_cv_pthread_system_supported=no, ac_cv_pthread_system_supported=no) ]) AC_MSG_RESULT($ac_cv_pthread_system_supported) if test "$ac_cv_pthread_system_supported" = "yes"; then AC_DEFINE(PTHREAD_SYSTEM_SCHED_SUPPORTED) fi AC_CHECK_FUNCS(pthread_sigmask) fi AC_CHECK_LIB(mpc, usconfig, [AC_DEFINE(WITH_THREAD) LIBS="$LIBS -lmpc" LIBOBJS="$LIBOBJS thread.o" USE_THREAD_MODULE=""]) if test $posix_threads != "yes"; then AC_CHECK_LIB(thread, thr_create, [AC_DEFINE(WITH_THREAD) LIBS="$LIBS -lthread" LIBOBJS="$LIBOBJS thread.o" USE_THREAD_MODULE=""]) fi if test "$USE_THREAD_MODULE" != "#" then # If the above checks didn't disable threads, (at least) OSF1 # needs this '-threads' argument during linking. case $ac_sys_system in OSF1) LDLAST=-threads;; esac fi fi # Check for enable-ipv6 AC_MSG_CHECKING([if --enable-ipv6 is specified]) AC_ARG_ENABLE(ipv6, [ --enable-ipv6 Enable ipv6 (with ipv4) support --disable-ipv6 Disable ipv6 support], [ case "$enableval" in no) AC_MSG_RESULT(no) ipv6=no ;; *) AC_MSG_RESULT(yes) AC_DEFINE(ENABLE_IPV6) ipv6=yes ;; esac ], [ dnl the check does not work on cross compilation case... AC_TRY_RUN([ /* AF_INET6 available check */ #include #include main() { if (socket(AF_INET6, SOCK_STREAM, 0) < 0) exit(1); else exit(0); } ], AC_MSG_RESULT(yes) ipv6=yes, AC_MSG_RESULT(no) ipv6=no, AC_MSG_RESULT(no) ipv6=no ) if test "$ipv6" = "yes"; then AC_MSG_CHECKING(if RFC2553 API is available) AC_TRY_COMPILE([#include #include ], [struct sockaddr_in6 x; x.sin6_scope_id;], AC_MSG_RESULT(yes) ipv6=yes, AC_MSG_RESULT(no, IPv6 disabled) ipv6=no) fi if test "$ipv6" = "yes"; then AC_DEFINE(ENABLE_IPV6) fi ]) ipv6type=unknown ipv6lib=none ipv6trylibc=no if test "$ipv6" = "yes"; then AC_MSG_CHECKING([ipv6 stack type]) for i in inria kame linux-glibc linux-inet6 solaris toshiba v6d zeta; do case $i in inria) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef IPV6_INRIA_VERSION yes #endif], [ipv6type=$i]) ;; kame) dnl http://www.kame.net/ AC_EGREP_CPP(yes, [ #include #ifdef __KAME__ yes #endif], [ipv6type=$i; ipv6lib=inet6 ipv6libdir=/usr/local/v6/lib ipv6trylibc=yes]) ;; linux-glibc) dnl http://www.v6.linux.or.jp/ AC_EGREP_CPP(yes, [ #include #if defined(__GLIBC__) && ((__GLIBC__ == 2 && __GLIBC_MINOR__ >= 1) || (__GLIBC__ > 2)) yes #endif], [ipv6type=$i; ipv6trylibc=yes]) ;; linux-inet6) dnl http://www.v6.linux.or.jp/ if test -d /usr/inet6; then ipv6type=$i ipv6lib=inet6 ipv6libdir=/usr/inet6/lib OPT="-I/usr/inet6/include $OPT" fi ;; solaris) if test -f /etc/netconfig; then if /usr/xpg4/bin/grep -q tcp6 /etc/netconfig; then ipv6type=$i ipv6trylibc=yes fi fi ;; toshiba) AC_EGREP_CPP(yes, [ #include #ifdef _TOSHIBA_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib]) ;; v6d) AC_EGREP_CPP(yes, [ #include #ifdef __V6D__ yes #endif], [ipv6type=$i; ipv6lib=v6; ipv6libdir=/usr/local/v6/lib; OPT="-I/usr/local/v6/include $OPT"]) ;; zeta) AC_EGREP_CPP(yes, [ #include #ifdef _ZETA_MINAMI_INET6 yes #endif], [ipv6type=$i; ipv6lib=inet6; ipv6libdir=/usr/local/v6/lib]) ;; esac if test "$ipv6type" != "unknown"; then break fi done AC_MSG_RESULT($ipv6type) fi if test "$ipv6" = "yes" -a "$ipv6lib" != "none"; then if test -d $ipv6libdir -a -f $ipv6libdir/lib$ipv6lib.a; then LIBS="-L$ipv6libdir -l$ipv6lib $LIBS" echo "using lib$ipv6lib" else if test $ipv6trylibc = "yes"; then echo "using libc" else echo 'Fatal: no $ipv6lib library found. cannot continue.' echo "You need to fetch lib$ipv6lib.a from appropriate" echo 'ipv6 kit and compile beforehand.' exit 1 fi fi fi # Check for GC support AC_MSG_CHECKING(for --with-cycle-gc) AC_ARG_WITH(cycle-gc, [ --with(out)-cycle-gc disable/enable garbage collection]) if test -z "$with_cycle_gc" then with_cycle_gc="yes" fi if test "$with_cycle_gc" != "no" then AC_DEFINE(WITH_CYCLE_GC) fi AC_MSG_RESULT($with_cycle_gc) # Check for Python-specific malloc support AC_MSG_CHECKING(for --with-pymalloc) AC_ARG_WITH(pymalloc, [ --with(out)-pymalloc disable/enable specialized mallocs], [ if test "$withval" != no then AC_DEFINE(WITH_PYMALLOC) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # Check for --with-wctype-functions AC_MSG_CHECKING(for --with-wctype-functions) AC_ARG_WITH(wctype-functions, [ --with-wctype-functions use wctype.h functions], [ if test "$withval" != no then AC_DEFINE(WANT_WCTYPE_FUNCTIONS) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # -I${DLINCLDIR} is added to the compile rule for importdl.o AC_SUBST(DLINCLDIR) DLINCLDIR=. AC_MSG_CHECKING(for --with-sgi-dl) AC_ARG_WITH(sgi-dl, [ --with-sgi-dl=DIRECTORY IRIX 4 dynamic linking], [ AC_MSG_RESULT($withval) AC_DEFINE(WITH_SGI_DL) DYNLOADFILE="dynload_dl.o" dldir=$withval if test ! -z "$dldir" -a -d "$dldir" then LDFLAGS="$LDFLAGS -L$dldir" else AC_ERROR(proper usage is --with-sgi-dl=DIRECTORY) fi DLINCLDIR=${dldir} LIBS="$LIBS -ldl -lmld"], AC_MSG_RESULT(no)) AC_MSG_CHECKING(for --with-dl-dld) AC_ARG_WITH(dl-dld, [ --with-dl-dld=DL_DIR,DLD_DIR GNU dynamic linking], [ AC_MSG_RESULT($withval) AC_DEFINE(WITH_DL_DLD) DYNLOADFILE="dynload_dl.o" dldir=`echo "$withval" | sed 's/,.*//'` dlddir=`echo "$withval" | sed 's/.*,//'` if test ! -z "$dldir" -a -d "$dldir" -a ! -z "$dlddir" -a -d "$dlddir" then LDFLAGS="$LDFLAGS -L$dldir -L$dlddir" else AC_ERROR(proper usage is --with-dl-dld=DL_DIRECTORY,DLD_DIRECTORY) fi DLINCLDIR=${dldir} LIBS="$LIBS -ldl -ldld"], AC_MSG_RESULT(no)) # the dlopen() function means we might want to use dynload_shlib.o. some # platforms, such as AIX, have dlopen(), but don't want to use it. AC_CHECK_FUNCS(dlopen) # DYNLOADFILE specifies which dynload_*.o file we will use for dynamic # loading of modules. AC_SUBST(DYNLOADFILE) AC_MSG_CHECKING(DYNLOADFILE) if test -z "$DYNLOADFILE" then case $ac_sys_system/$ac_sys_release in AIX*) DYNLOADFILE="dynload_aix.o";; BeOS*) DYNLOADFILE="dynload_beos.o";; hp*|HP*) DYNLOADFILE="dynload_hpux.o";; Darwin/*) DYNLOADFILE="dynload_next.o";; *) # use dynload_shlib.c and dlopen() if we have it; otherwise stub # out any dynamic loading if test "$ac_cv_func_dlopen" = yes then DYNLOADFILE="dynload_shlib.o" else DYNLOADFILE="dynload_stub.o" fi ;; esac fi AC_MSG_RESULT($DYNLOADFILE) if test "$DYNLOADFILE" != "dynload_stub.o" then AC_DEFINE(HAVE_DYNAMIC_LOADING) fi # MACHDEP_OBJS can be set to platform-specific object files needed by Python AC_SUBST(MACHDEP_OBJS) AC_MSG_CHECKING(MACHDEP_OBJS) if test -z "$MACHDEP_OBJS" then MACHDEP_OBJS=$extra_machdep_objs else MACHDEP_OBJS="$MACHDEP_OBJS $extra_machdep_objs" fi AC_MSG_RESULT(MACHDEP_OBJS) # checks for library functions AC_CHECK_FUNCS(alarm chown chroot clock confstr ctermid ctermid_r execv \ flock fork fsync fdatasync fpathconf ftime ftruncate \ gai_strerror getgroups getlogin getpeername getpid getpwent getwd \ hstrerror inet_pton kill killpg link lstat mkfifo mktime mremap \ nice pathconf pause plock poll pthread_init \ putenv readlink \ select setegid seteuid setgid setgroups \ setlocale setregid setreuid setsid setpgid setuid setvbuf snprintf \ sigaction siginterrupt sigrelse strftime strptime symlink sysconf \ tcgetpgrp tcsetpgrp tempnam timegm times tmpfile tmpnam tmpnam_r \ truncate uname unsetenv waitpid _getpty getpriority) # check for openpty and forkpty AC_CHECK_FUNCS(openpty,, AC_CHECK_LIB(util,openpty, [AC_DEFINE(HAVE_OPENPTY)] [LIBS="$LIBS -lutil"])) AC_CHECK_FUNCS(forkpty,, AC_CHECK_LIB(util,forkpty, [AC_DEFINE(HAVE_FORKPTY)] [LIBS="$LIBS -lutil"])) # check for long file support functions AC_CHECK_FUNCS(fseek64 fseeko fstatvfs ftell64 ftello statvfs) AC_REPLACE_FUNCS(dup2 getcwd strdup strerror memmove) AC_CHECK_FUNCS(getpgrp, AC_TRY_COMPILE([#include ], [getpgrp(0);], AC_DEFINE(GETPGRP_HAVE_ARG))) AC_CHECK_FUNCS(setpgrp, AC_TRY_COMPILE([#include ], [setpgrp(0,0);], AC_DEFINE(SETPGRP_HAVE_ARG))) AC_CHECK_FUNCS(gettimeofday, AC_TRY_COMPILE([#include ], [gettimeofday((struct timeval*)0,(struct timezone*)0);], ,AC_DEFINE(GETTIMEOFDAY_NO_TZ))) # On OSF/1 V5.1, getaddrinfo is available, but a define # for [no]getaddrinfo in netdb.h. AC_MSG_CHECKING(for getaddrinfo) AC_TRY_LINK([ #include #include #include #include ],[ getaddrinfo(NULL, NULL, NULL, NULL); ], [ AC_MSG_RESULT(yes) AC_MSG_CHECKING(getaddrinfo bug) AC_TRY_RUN([ #include #include #include #include #include main() { int passive, gaierr, inet4 = 0, inet6 = 0; struct addrinfo hints, *ai, *aitop; char straddr[INET6_ADDRSTRLEN], strport[16]; for (passive = 0; passive <= 1; passive++) { memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_UNSPEC; hints.ai_flags = passive ? AI_PASSIVE : 0; hints.ai_socktype = SOCK_STREAM; if ((gaierr = getaddrinfo(NULL, "54321", &hints, &aitop)) != 0) { (void)gai_strerror(gaierr); goto bad; } for (ai = aitop; ai; ai = ai->ai_next) { if (ai->ai_addr == NULL || ai->ai_addrlen == 0 || getnameinfo(ai->ai_addr, ai->ai_addrlen, straddr, sizeof(straddr), strport, sizeof(strport), NI_NUMERICHOST|NI_NUMERICSERV) != 0) { goto bad; } switch (ai->ai_family) { case AF_INET: if (strcmp(strport, "54321") != 0) { goto bad; } if (passive) { if (strcmp(straddr, "0.0.0.0") != 0) { goto bad; } } else { if (strcmp(straddr, "127.0.0.1") != 0) { goto bad; } } inet4++; break; case AF_INET6: if (strcmp(strport, "54321") != 0) { goto bad; } if (passive) { if (strcmp(straddr, "::") != 0) { goto bad; } } else { if (strcmp(straddr, "::1") != 0) { goto bad; } } inet6++; break; case AF_UNSPEC: goto bad; break; default: /* another family support? */ break; } } } if (!(inet4 == 0 || inet4 == 2)) goto bad; if (!(inet6 == 0 || inet6 == 2)) goto bad; if (aitop) freeaddrinfo(aitop); exit(0); bad: if (aitop) freeaddrinfo(aitop); exit(1); } ], AC_MSG_RESULT(good) buggygetaddrinfo=no, AC_MSG_RESULT(buggy) buggygetaddrinfo=yes, AC_MSG_RESULT(buggy) buggygetaddrinfo=yes)], [ AC_MSG_RESULT(no) buggygetaddrinfo=yes ]) if test "$buggygetaddrinfo" = "yes"; then if test "$ipv6" = "yes"; then echo 'Fatal: You must get working getaddrinfo() function.' echo ' or you can specify "--disable-ipv6"'. exit 1 fi else AC_DEFINE(HAVE_GETADDRINFO) fi AC_CHECK_FUNCS(getnameinfo) # checks for structures AC_HEADER_TIME AC_STRUCT_TM AC_STRUCT_TIMEZONE AC_STRUCT_ST_RDEV AC_STRUCT_ST_BLKSIZE AC_STRUCT_ST_BLOCKS AC_MSG_CHECKING(for time.h that defines altzone) AC_CACHE_VAL(ac_cv_header_time_altzone, [AC_TRY_COMPILE([#include ], [return altzone;], ac_cv_header_time_altzone=yes, ac_cv_header_time_altzone=no)]) AC_MSG_RESULT($ac_cv_header_time_altzone) if test $ac_cv_header_time_altzone = yes; then AC_DEFINE(HAVE_ALTZONE) fi was_it_defined=no AC_MSG_CHECKING(whether sys/select.h and sys/time.h may both be included) AC_TRY_COMPILE([ #include #include #include ], [;], [AC_DEFINE(SYS_SELECT_WITH_SYS_TIME) was_it_defined=yes]) AC_MSG_RESULT($was_it_defined) AC_MSG_CHECKING(for addrinfo) AC_CACHE_VAL(ac_cv_struct_addrinfo, AC_TRY_COMPILE([ # include ], [struct addrinfo a], ac_cv_struct_addrinfo=yes, ac_cv_struct_addrinfo=no)) AC_MSG_RESULT($ac_cv_struct_addrinfo) if test $ac_cv_struct_addrinfo = yes; then AC_DEFINE(HAVE_ADDRINFO) fi AC_MSG_CHECKING(for sockaddr_storage) AC_CACHE_VAL(ac_cv_struct_sockaddr_storage, AC_TRY_COMPILE([ # include # include ], [struct sockaddr_storage s], ac_cv_struct_sockaddr_storage=yes, ac_cv_struct_sockaddr_storage=no)) AC_MSG_RESULT($ac_cv_struct_sockaddr_storage) if test $ac_cv_struct_sockaddr_storage = yes; then AC_DEFINE(HAVE_SOCKADDR_STORAGE) fi # checks for compiler characteristics AC_C_CHAR_UNSIGNED AC_C_CONST works=no AC_MSG_CHECKING(for working volatile) AC_TRY_COMPILE([],[volatile int x; x = 0;], works=yes, AC_DEFINE(volatile, [])) AC_MSG_RESULT($works) works=no AC_MSG_CHECKING(for working signed char) AC_TRY_COMPILE([], [signed char c;], works=yes, AC_DEFINE(signed, [])) AC_MSG_RESULT($works) have_prototypes=no AC_MSG_CHECKING(for prototypes) AC_TRY_COMPILE([int foo(int x) { return 0; }], [return foo(10);], AC_DEFINE(HAVE_PROTOTYPES) have_prototypes=yes) AC_MSG_RESULT($have_prototypes) works=no AC_MSG_CHECKING(for variable length prototypes and stdarg.h) AC_TRY_COMPILE([ #include int foo(int x, ...) { va_list va; va_start(va, x); va_arg(va, int); va_arg(va, char *); va_arg(va, double); return 0; } ], [return foo(10, "", 3.14);], AC_DEFINE(HAVE_STDARG_PROTOTYPES) works=yes) AC_MSG_RESULT($works) if test "$have_prototypes" = yes; then bad_prototypes=no AC_MSG_CHECKING(for bad exec* prototypes) AC_TRY_COMPILE([#include ], [char **t;execve("@",t,t);], , AC_DEFINE(BAD_EXEC_PROTOTYPES) bad_prototypes=yes) AC_MSG_RESULT($bad_prototypes) fi # check if sockaddr has sa_len member AC_MSG_CHECKING(if sockaddr has sa_len member) AC_TRY_COMPILE([#include #include ], [struct sockaddr x; x.sa_len = 0;], AC_MSG_RESULT(yes) AC_DEFINE(HAVE_SOCKADDR_SA_LEN), AC_MSG_RESULT(no)) AC_MSG_CHECKING(for bad static forward) AC_CACHE_VAL(ac_cv_bad_static_forward, [AC_TRY_RUN([ struct s { int a; int b; }; static struct s foo; int foobar() { static int random; random = (int) &foo; return random; } static struct s foo = { 1, 2 }; main() { exit(!((int)&foo == foobar())); }], ac_cv_bad_static_forward=no, ac_cv_bad_static_forward=yes, ac_cv_bad_static_forward=no)]) AC_MSG_RESULT($ac_cv_bad_static_forward) if test "$ac_cv_bad_static_forward" = yes then AC_DEFINE(BAD_STATIC_FORWARD) fi va_list_is_array=no AC_MSG_CHECKING(whether va_list is an array) AC_TRY_COMPILE([ #ifdef HAVE_STDARG_PROTOTYPES #include #else #include #endif ], [va_list list1, list2; list1 = list2;], , AC_DEFINE(VA_LIST_IS_ARRAY) va_list_is_array=yes) AC_MSG_RESULT($va_list_is_array) # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-( AC_CHECK_FUNC(gethostbyname_r, [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_MSG_CHECKING([gethostbyname_r with 6 args]) OLD_CFLAGS=$CFLAGS CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS" AC_TRY_COMPILE([ # include ], [ char *name; struct hostent *he, *res; char buffer[2048]; int buflen = 2048; int h_errnop; (void) gethostbyname_r(name, he, buffer, buflen, &res, &h_errnop) ], [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_6_ARG) AC_MSG_RESULT(yes) ], [ AC_MSG_RESULT(no) AC_MSG_CHECKING([gethostbyname_r with 5 args]) AC_TRY_COMPILE([ # include ], [ char *name; struct hostent *he; char buffer[2048]; int buflen = 2048; int h_errnop; (void) gethostbyname_r(name, he, buffer, buflen, &h_errnop) ], [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_5_ARG) AC_MSG_RESULT(yes) ], [ AC_MSG_RESULT(no) AC_MSG_CHECKING([gethostbyname_r with 3 args]) AC_TRY_COMPILE([ # include ], [ char *name; struct hostent *he; struct hostent_data data; (void) gethostbyname_r(name, he, &data); ], [ AC_DEFINE(HAVE_GETHOSTBYNAME_R) AC_DEFINE(HAVE_GETHOSTBYNAME_R_3_ARG) AC_MSG_RESULT(yes) ], [ AC_MSG_RESULT(no) ]) ]) ]) CFLAGS=$OLD_CFLAGS ], [ AC_CHECK_FUNCS(gethostbyname) ]) AC_SUBST(HAVE_GETHOSTBYNAME_R_6_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R_5_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R_3_ARG) AC_SUBST(HAVE_GETHOSTBYNAME_R) AC_SUBST(HAVE_GETHOSTBYNAME) # checks for system services # (none yet) # Linux requires this for correct f.p. operations AC_CHECK_FUNC(__fpu_control, [], [AC_CHECK_LIB(ieee, __fpu_control) ]) # Check for --with-fpectl AC_MSG_CHECKING(for --with-fpectl) AC_ARG_WITH(fpectl, [ --with-fpectl enable SIGFPE catching], [ if test "$withval" != no then AC_DEFINE(WANT_SIGFPE_HANDLER) AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi], [AC_MSG_RESULT(no)]) # check for --with-libm=... AC_SUBST(LIBM) case $ac_sys_system in Darwin) ;; BeOS) ;; *) LIBM=-lm esac AC_MSG_CHECKING(for --with-libm=STRING) AC_ARG_WITH(libm, [ --with-libm=STRING math library], [ if test "$withval" = no then LIBM= AC_MSG_RESULT(force LIBM empty) elif test "$withval" != yes then LIBM=$withval AC_MSG_RESULT(set LIBM=\"$withval\") else AC_ERROR(proper usage is --with-libm=STRING) fi], [AC_MSG_RESULT(default LIBM=\"$LIBM\")]) # check for --with-libc=... AC_SUBST(LIBC) AC_MSG_CHECKING(for --with-libc=STRING) AC_ARG_WITH(libc, [ --with-libc=STRING C library], [ if test "$withval" = no then LIBC= AC_MSG_RESULT(force LIBC empty) elif test "$withval" != yes then LIBC=$withval AC_MSG_RESULT(set LIBC=\"$withval\") else AC_ERROR(proper usage is --with-libc=STRING) fi], [AC_MSG_RESULT(default LIBC=\"$LIBC\")]) # check for hypot() in math library LIBS_SAVE=$LIBS LIBS="$LIBS $LIBM" AC_REPLACE_FUNCS(hypot) LIBS=$LIBS_SAVE # check whether malloc(0) returns NULL or not AC_MSG_CHECKING(what malloc(0) returns) AC_CACHE_VAL(ac_cv_malloc_zero, [AC_TRY_RUN([#include #ifdef HAVE_STDLIB #include #else char *malloc(), *realloc(); int *free(); #endif main() { char *p; p = malloc(0); if (p == NULL) exit(1); p = realloc(p, 0); if (p == NULL) exit(1); free(p); exit(0); }], ac_cv_malloc_zero=nonnull, ac_cv_malloc_zero=null, ac_cv_malloc_zero=nonnull)]) # XXX arm cross-compile? AC_MSG_RESULT($ac_cv_malloc_zero) if test "$ac_cv_malloc_zero" = null then AC_DEFINE(MALLOC_ZERO_RETURNS_NULL) fi # check for wchar.h AC_CHECK_HEADER(wchar.h, AC_DEFINE(HAVE_WCHAR_H) wchar_h="yes", wchar_h="no" ) # determine wchar_t size if test "$wchar_h" = yes then AC_CHECK_SIZEOF(wchar_t, 4, [#include ]) fi AC_MSG_CHECKING(what type to use for unicode) AC_ARG_ENABLE(unicode, [ --enable-unicode[=ucs2,ucs4] Enable Unicode strings (default is yes)],,enable_unicode=yes) if test $enable_unicode = yes then # Without any arguments, Py_UNICODE defaults to two-byte mode enable_unicode="ucs2" fi case "$enable_unicode" in ucs2) unicode_size="2" AC_DEFINE(Py_UNICODE_SIZE,2) ;; ucs4) unicode_size="4" AC_DEFINE(Py_UNICODE_SIZE,4) ;; esac AC_SUBST(UNICODE_OBJS) if test "$enable_unicode" = "no" then UNICODE_OBJS="" AC_MSG_RESULT(not used) else UNICODE_OBJS="Objects/unicodeobject.o Objects/unicodectype.o" AC_DEFINE(Py_USING_UNICODE) if test "$unicode_size" = "$ac_cv_sizeof_wchar_t" then PY_UNICODE_TYPE="wchar_t" AC_DEFINE(HAVE_USABLE_WCHAR_T) AC_DEFINE(PY_UNICODE_TYPE,wchar_t) elif test "$ac_cv_sizeof_short" = "$unicode_size" then PY_UNICODE_TYPE="unsigned short" AC_DEFINE(PY_UNICODE_TYPE,unsigned short) elif test "$ac_cv_sizeof_long" = "$unicode_size" then PY_UNICODE_TYPE="unsigned long" AC_DEFINE(PY_UNICODE_TYPE,unsigned long) else PY_UNICODE_TYPE="no type found" fi AC_MSG_RESULT($PY_UNICODE_TYPE) fi # check for endianness AC_C_BIGENDIAN # Check whether right shifting a negative integer extends the sign bit # or fills with zeros (like the Cray J90, according to Tim Peters). AC_MSG_CHECKING(whether right shift extends the sign bit) AC_CACHE_VAL(ac_cv_rshift_extends_sign, [ AC_TRY_RUN([ int main() { exit(((-1)>>3 == -1) ? 0 : 1); } ], ac_cv_rshift_extends_sign=yes, ac_cv_rshift_extends_sign=no, ac_cv_rshift_extends_sign=yes)]) AC_MSG_RESULT($ac_cv_rshift_extends_sign) if test "$ac_cv_rshift_extends_sign" = no then AC_DEFINE(SIGNED_RIGHT_SHIFT_ZERO_FILLS) fi # check for getc_unlocked and related locking functions AC_MSG_CHECKING(for getc_unlocked() and friends) AC_CACHE_VAL(ac_cv_have_getc_unlocked, [ AC_TRY_LINK([#include ],[ FILE *f = fopen("/dev/null", "r"); flockfile(f); getc_unlocked(f); funlockfile(f); ], ac_cv_have_getc_unlocked=yes, ac_cv_have_getc_unlocked=no)]) AC_MSG_RESULT($ac_cv_have_getc_unlocked) if test "$ac_cv_have_getc_unlocked" = yes then AC_DEFINE(HAVE_GETC_UNLOCKED) fi # check for readline 4.0 AC_CHECK_LIB(readline, rl_pre_input_hook, AC_DEFINE(HAVE_RL_PRE_INPUT_HOOK), , -ltermcap) # check for readline 4.2 AC_CHECK_LIB(readline, rl_completion_matches, AC_DEFINE(HAVE_RL_COMPLETION_MATCHES), , -ltermcap) AC_MSG_CHECKING(for broken nice()) AC_CACHE_VAL(ac_cv_broken_nice, [ AC_TRY_RUN([ int main() { int val1 = nice(1); if (val1 != -1 && val1 == nice(2)) exit(0); exit(1); } ], ac_cv_broken_nice=yes, ac_cv_broken_nice=no, ac_cv_broken_nice=no)]) AC_MSG_RESULT($ac_cv_broken_nice) if test "$ac_cv_broken_nice" = yes then AC_DEFINE(HAVE_BROKEN_NICE) fi # On HP/UX 11.0, mvwdelch is a block with a return statement AC_MSG_CHECKING(whether mvwdelch is an expression) AC_CACHE_VAL(ac_cv_mvwdelch_is_expression, AC_TRY_COMPILE([#include ], [ int rtn; rtn = mvwdelch(0,0,0); ], ac_cv_mvwdelch_is_expression=yes, ac_cv_mvwdelch_is_expression=no, ac_cv_mvwdelch_is_expression=yes)) AC_MSG_RESULT($ac_cv_mvwdelch_is_expression) if test "$ac_cv_mvwdelch_is_expression" = yes then AC_DEFINE(MVWDELCH_IS_EXPRESSION) fi AC_MSG_CHECKING(whether WINDOW has _flags) AC_CACHE_VAL(ac_cv_window_has_flags, AC_TRY_COMPILE([#include ], [ WINDOW *w; w->_flags = 0; ], ac_cv_window_has_flags=yes, ac_cv_window_has_flags=no, ac_cv_window_has_flags=no)) AC_MSG_RESULT($ac_cv_window_has_flags) if test "$ac_cv_window_has_flags" = yes then AC_DEFINE(WINDOW_HAS_FLAGS) fi # THIS MUST BE LAST, IT CAN BREAK OTHER TESTS! # Add sys/socket.h to confdefs.h cat >> confdefs.h <<\EOF #ifdef HAVE_SYS_SOCKET_H #include #endif EOF AC_CHECK_TYPE(socklen_t, int) # Add Python/ prefix to LIBOBJS libobjs=$LIBOBJS LIBOBJS= for obj in $libobjs; do LIBOBJS="$LIBOBJS Python/$obj" done #AC_MSG_CHECKING(for Modules/Setup) #if test ! -f Modules/Setup ; then # if test ! -d Modules ; then # mkdir Modules # fi # cp "$srcdir/Modules/Setup.dist" Modules/Setup # AC_MSG_RESULT(creating) #else # AC_MSG_RESULT(already exists) #fi AC_SUBST(THREADHEADERS) for h in `(cd $srcdir;echo Python/thread_*.h)` do THREADHEADERS="$THREADHEADERS \$(srcdir)/$h" done AC_SUBST(SRCDIRS) SRCDIRS="Parser Grammar Objects Python Modules" AC_MSG_CHECKING(for build directories) for dir in $SRCDIRS; do if test ! -d $dir; then mkdir $dir fi done AC_MSG_RESULT(done) # generate output files AC_OUTPUT(Makefile.pre Modules/Setup.config) echo "creating Setup" if test ! -f Modules/Setup then cp $srcdir/Modules/Setup.dist Modules/Setup fi echo "creating Setup.local" if test ! -f Modules/Setup.local then echo "# Edit this file for local setup changes" >Modules/Setup.local fi echo "creating Makefile" $SHELL $srcdir/Modules/makesetup -c $srcdir/Modules/config.c.in \ -s Modules Modules/Setup.config \ Modules/Setup.local Modules/Setup mv config.c Modules